Table 1.

Patients who underwent appendicectomy

	Patients n (%)
Total	531
Female sex	251 (47)
Age, median (IQR) years	28.5 (18–45)
Under 18 yearsa	110 (23)
Preoperative ultrasound	228 (43)
Preoperative computed tomography	22 (4)

^a Data from 484 patients.